#String

str = "this.is.test.pyhon"

print(str[:3])
print(len(str))
print(str.find("test"))
print(str.split("."))
print(str.replace(".",","))
print(str.upper())
print(str.isalpha())

str1 = "{0} test {1}".format("zhangsan","lisi")
print(str1)

str2 = "%s %s %s %s" % ("1","2","3","4")

str3 = '''daddad,dadad;"da"dadadadas d""Dass
dasdas"das das'ADasd'''
print(str3)